From the article....
“The three of us are pretty aligned on the importance of robust data through randomized control trials, and that a pandemic does not change that,” Dr. Lane said in an interview on Tuesday"
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results from randomized trials, which scientists have long relied on as the gold standard of evidence."
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“We want to make sure that when we say it works, we are confident, with indisputable evidence,” she said. “We’re dealing with patients’ lives here.”"

Would be great if some company had strong results from a randomized trial and indisputable evidence that it works. What a breakthrough that would be.